204100123141234 has 8 divisors (see below), whose sum is σ = 306150247858860. Its totient is φ = 102050040521616.

The previous prime is 204100123141177. The next prime is 204100123141247. The reversal of 204100123141234 is 432141321001402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 201945841885225 + 2154281256009 = 14210765^2 + 1467747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×204100123141234² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8406432 + ... + 21883060.

Almost surely, 2^{204100123141234} is an apocalyptic number.

204100123141234 is a deficient number, since it is larger than the sum of its proper divisors (102050124717626).

204100123141234 is a wasteful number, since it uses less digits than its factorization.

204100123141234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21049004.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 204100123141234 its reverse (432141321001402), we get a palindrome (636241444142636).

The spelling of 204100123141234 in words is "two hundred four trillion, one hundred billion, one hundred twenty-three million, one hundred forty-one thousand, two hundred thirty-four".